/* Otomania Blog — style.css */
/* System font stack only, 0 external dependencies */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #212121;
  --accent: #f44336;
  --accent-dark: #c62828;
  --bg: #fafafa;
  --bg-card: #ffffff;
  --text: #212121;
  --text-muted: #757575;
  --border: #e0e0e0;
  --font: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* ===== DEMO BAR ===== */
.demo-bar {
  background: var(--primary);
  color: #fff;
  text-align: center;
  font-size: 0.78rem;
  padding: 7px 16px;
  letter-spacing: 0.02em;
}
.demo-bar a { color: var(--accent); font-weight: 700; }
.demo-bar a:hover { color: #ff7961; text-decoration: underline; }

/* ===== HEADER / NAV ===== */
header {
  background: var(--primary);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 3px solid var(--accent);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.5px;
  text-decoration: none;
}
.logo span { color: var(--accent); }
.logo-icon { flex-shrink: 0; }

/* Checkbox hack nav */
.nav-toggle { display: none; }
.nav-label {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-label span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: 0.2s;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 4px;
}
nav ul li a {
  color: #ccc;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: color 0.2s, background 0.2s;
}
nav ul li a:hover,
nav ul li a.active {
  color: #fff;
  background: rgba(244,67,54,0.2);
}

/* ===== HERO ===== */
.hero {
  background: var(--primary);
  color: #fff;
  padding: 64px 20px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1a1a1a 0%, #3d0000 100%);
  opacity: 0.7;
  z-index: 0;
}
.hero-pattern {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.04;
  background-image: repeating-linear-gradient(
    45deg,
    #fff 0,
    #fff 1px,
    transparent 0,
    transparent 50%
  );
  background-size: 20px 20px;
}
.hero-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.hero-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 2px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero p {
  font-size: 1.05rem;
  color: #ccc;
  max-width: 520px;
  margin: 0 auto 28px;
}
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 0.9rem;
  padding: 12px 28px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  text-decoration: none;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
}
.btn-outline:hover { background: var(--accent); color: #fff; }

/* ===== CONTAINER ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== SECTION TITLES ===== */
.section-title {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-title::after {
  content: "";
  flex: 1;
  height: 2px;
  background: var(--border);
}
.section-title .accent-line {
  display: inline-block;
  width: 4px;
  height: 24px;
  background: var(--accent);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ===== CARD ===== */
.card {
  background: var(--bg-card);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover { box-shadow: 0 6px 24px rgba(0,0,0,0.1); transform: translateY(-2px); }

.card-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,0.2);
  letter-spacing: -2px;
  position: relative;
  overflow: hidden;
}
.card-thumb svg { position: absolute; inset: 0; width: 100%; height: 100%; }

.card-body { padding: 18px; }
.card-cat {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.card-title {
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 8px;
}
.card-title a { color: inherit; }
.card-title a:hover { color: var(--accent); text-decoration: none; }
.card-excerpt { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 12px; }
.card-meta { font-size: 0.75rem; color: var(--text-muted); display: flex; gap: 12px; flex-wrap: wrap; }
.card-meta span { display: flex; align-items: center; gap: 4px; }

/* ===== FEATURED GRID (Homepage) ===== */
.featured-section { padding: 56px 0; }

.featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .featured-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .featured-grid { grid-template-columns: repeat(3, 1fr); }
  .featured-grid .card-featured {
    grid-column: 1 / 3;
  }
}

.card-featured .card-thumb { aspect-ratio: 21/9; }
.card-featured .card-title { font-size: 1.3rem; }
.card-featured .card-excerpt { font-size: 0.92rem; }

/* ===== CATEGORIES STRIP ===== */
.cat-strip {
  background: var(--primary);
  padding: 16px 0;
}
.cat-strip-inner {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}
.cat-tag {
  background: rgba(255,255,255,0.1);
  color: #ccc;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background 0.2s, color 0.2s;
  text-decoration: none;
}
.cat-tag:hover, .cat-tag.active {
  background: var(--accent);
  color: #fff;
  text-decoration: none;
}
.cat-strip-label {
  color: #666;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-right: 4px;
}

/* ===== SUBSCRIBE BANNER ===== */
.subscribe-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #3d0000 100%);
  color: #fff;
  padding: 56px 20px;
  text-align: center;
}
.subscribe-banner h2 {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 12px;
}
.subscribe-banner p { color: #ccc; margin-bottom: 28px; }
.subscribe-form {
  display: flex;
  gap: 8px;
  max-width: 420px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.subscribe-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  padding: 12px 16px;
  border: none;
  border-radius: 4px;
  font-size: 0.9rem;
  font-family: var(--font);
  outline: none;
}

/* ===== ARTIKEL LIST PAGE ===== */
.artikel-page { padding: 48px 0; }
.artikel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 600px) {
  .artikel-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .artikel-grid { grid-template-columns: repeat(3, 1fr); }
}

.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
}
.filter-btn {
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 2px;
  border: 2px solid var(--border);
  background: #fff;
  color: var(--text-muted);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: 0.2s;
  text-decoration: none;
}
.filter-btn.active, .filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(244,67,54,0.05);
}

/* ===== DETAIL / ARTIKEL PAGE ===== */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding: 48px 0;
}
@media (min-width: 900px) {
  .detail-layout { grid-template-columns: 1fr 320px; }
}

.article-header { margin-bottom: 28px; }
.article-cat {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 2px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.article-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--primary);
  margin-bottom: 14px;
}
.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  margin-bottom: 28px;
}
.article-meta span { display: flex; align-items: center; gap: 5px; }
.article-thumb {
  width: 100%;
  aspect-ratio: 16/7;
  border-radius: 6px;
  margin-bottom: 28px;
  overflow: hidden;
}
.article-body p { margin-bottom: 18px; color: #333; line-height: 1.8; }
.article-body h2 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
  margin: 32px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--accent);
}
.article-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin: 24px 0 10px;
}
.article-body ul { margin: 0 0 18px 20px; }
.article-body ul li { margin-bottom: 6px; color: #333; }
.article-body blockquote {
  background: #f5f5f5;
  border-left: 4px solid var(--accent);
  padding: 16px 20px;
  margin: 24px 0;
  font-style: italic;
  color: var(--text-muted);
  border-radius: 0 4px 4px 0;
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
}
.spec-table th {
  background: var(--primary);
  color: #fff;
  text-align: left;
  padding: 10px 14px;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.spec-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.spec-table tr:nth-child(even) td { background: #f5f5f5; }

/* Sidebar */
.sidebar { }
.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 24px;
}
.widget-title {
  font-size: 0.85rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent);
}
.widget-post {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.widget-post:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.widget-post-thumb {
  width: 60px;
  height: 60px;
  border-radius: 4px;
  flex-shrink: 0;
  overflow: hidden;
}
.widget-post-thumb svg { width: 100%; height: 100%; }
.widget-post-title {
  font-size: 0.83rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--primary);
}
.widget-post-title a { color: inherit; }
.widget-post-title a:hover { color: var(--accent); text-decoration: none; }
.widget-post-date { font-size: 0.73rem; color: var(--text-muted); margin-top: 4px; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  background: #f0f0f0;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: 0.2s;
}
.tag:hover { background: var(--accent); color: #fff; text-decoration: none; }

/* Related posts */
.related-section { margin-top: 48px; padding-top: 32px; border-top: 2px solid var(--border); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (min-width: 600px) {
  .related-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ===== TENTANG PAGE ===== */
.about-page { padding: 56px 0; }
.about-hero {
  background: var(--primary);
  color: #fff;
  padding: 56px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin-bottom: 56px;
}
.about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1a1a1a, #3d0000);
  opacity: 0.8;
}
.about-hero-content { position: relative; z-index: 1; }
.avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 20px;
  border: 4px solid var(--accent);
  background: #333;
}
.avatar svg { width: 100%; height: 100%; }
.about-hero h1 { font-size: 2rem; font-weight: 900; margin-bottom: 8px; }
.about-hero p { color: #ccc; font-size: 1rem; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 720px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 28px;
}
.about-card h2 {
  font-size: 1.1rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent);
}
.about-card p { color: #555; margin-bottom: 12px; font-size: 0.93rem; }
.about-card ul { margin-left: 18px; }
.about-card ul li { color: #555; font-size: 0.93rem; margin-bottom: 6px; }

.stats-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 40px 0;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
@media (min-width: 600px) {
  .stats-row { grid-template-columns: repeat(4, 1fr); }
}
.stat-box {
  background: var(--primary);
  color: #fff;
  border-radius: 6px;
  padding: 24px 16px;
  text-align: center;
}
.stat-number {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label { font-size: 0.78rem; color: #aaa; text-transform: uppercase; letter-spacing: 0.06em; }

.author-list { max-width: 900px; margin: 0 auto 48px; }
.author-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 24px;
  margin-bottom: 20px;
}
.author-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: #333;
  border: 3px solid var(--accent);
}
.author-avatar svg { width: 100%; height: 100%; }
.author-info h3 { font-size: 1.05rem; font-weight: 800; color: var(--primary); margin-bottom: 4px; }
.author-role { font-size: 0.78rem; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.author-bio { font-size: 0.88rem; color: #555; }

/* ===== KONTAK PAGE ===== */
.kontak-page { padding: 56px 0; }
.kontak-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 720px) {
  .kontak-layout { grid-template-columns: 1fr 340px; }
}

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.83rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 7px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--border);
  border-radius: 4px;
  font-size: 0.9rem;
  font-family: var(--font);
  color: var(--text);
  background: #fff;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.kontak-info-card {
  background: var(--primary);
  color: #fff;
  border-radius: 6px;
  padding: 28px;
}
.kontak-info-card h3 {
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 20px;
}
.kontak-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.88rem;
}
.kontak-item-icon { flex-shrink: 0; margin-top: 2px; }
.kontak-item-text { color: #ccc; }
.kontak-item-text strong { color: #fff; display: block; margin-bottom: 2px; font-size: 0.83rem; }

.sosmed-list { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.sosmed-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,0.1);
  color: #fff;
  padding: 8px 14px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
}
.sosmed-btn:hover { background: var(--accent); text-decoration: none; }

/* ===== FOOTER ===== */
footer {
  background: #111;
  color: #aaa;
  padding: 48px 0 24px;
  margin-top: 64px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
}
.footer-brand .logo { color: #fff; font-size: 1.2rem; margin-bottom: 12px; }
.footer-about { font-size: 0.85rem; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
  color: #888;
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid #222;
  padding-top: 20px;
  text-align: center;
  font-size: 0.78rem;
  color: #555;
}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: var(--primary);
  color: #fff;
  padding: 40px 20px;
  border-bottom: 3px solid var(--accent);
}
.page-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 900;
  margin-bottom: 8px;
}
.page-hero p { color: #aaa; font-size: 0.95rem; }
.breadcrumb {
  font-size: 0.78rem;
  color: #666;
  margin-bottom: 12px;
}
.breadcrumb a { color: #888; }
.breadcrumb a:hover { color: var(--accent); }

/* ===== PAGINATION ===== */
.pagination {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 40px;
}
.page-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border);
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-decoration: none;
  transition: 0.2s;
}
.page-btn:hover, .page-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* ===== RATING STARS ===== */
.rating { display: flex; gap: 3px; align-items: center; }
.star { color: #ffc107; font-size: 1rem; }
.rating-text { font-size: 0.82rem; font-weight: 700; color: var(--text-muted); margin-left: 6px; }

/* ===== SCORE BOX ===== */
.score-box {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  padding: 12px 20px;
  margin: 20px 0;
}
.score-num { font-size: 2.5rem; font-weight: 900; line-height: 1; }
.score-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; opacity: 0.85; }

/* ===== RESPONSIVE NAV ===== */
@media (max-width: 700px) {
  .nav-label {
    display: flex;
  }
  nav {
    position: absolute;
    top: 61px;
    left: 0;
    right: 0;
    background: #1a1a1a;
    border-top: 2px solid var(--accent);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-toggle:checked ~ nav {
    max-height: 400px;
  }
  nav ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
  }
  nav ul li a {
    display: block;
    padding: 12px 20px;
    border-radius: 0;
  }
  header { position: relative; }
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }

/* SVG thumb colors */
.thumb-red { background: linear-gradient(135deg, #b71c1c, #f44336); }
.thumb-dark { background: linear-gradient(135deg, #212121, #424242); }
.thumb-blue { background: linear-gradient(135deg, #0d47a1, #1976d2); }
.thumb-green { background: linear-gradient(135deg, #1b5e20, #388e3c); }
.thumb-orange { background: linear-gradient(135deg, #e65100, #f57c00); }
.thumb-purple { background: linear-gradient(135deg, #4a148c, #7b1fa2); }

/* Notice/success message */
.form-success {
  display: none;
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  color: #2e7d32;
  border-radius: 4px;
  padding: 14px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 16px;
}